8457964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 15738800

約数和(自身を除く): 7280836

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 1021, 2042, 2071, 4084, 4142, 8284, 19399, 38798, 77596, 111289, 222578, 445156, 2114491, 4228982, 8457964]

約数ペア:

[(1, 8457964), (2, 4228982), (4, 2114491), (19, 445156), (38, 222578), (76, 111289), (109, 77596), (218, 38798), (436, 19399), (1021, 8284), (2042, 4142), (2071, 4084)]